Rill

rill erosion
An erosion process in which many small channels a few centimetres deep are formed; it occurs mainly on recently cultivated soils. See also rill.
rill erosion ...

Rill: A small channel eroded into the soil by surface runoff; can be easily smoothed out or obliterated by normal tillage.

Rill erosion
An erosion process in which numerous small channels only several inches deep are formed. See rill.
Sheet erosion ...

Sheet and rill erosion. The removal of layers of soil from the land surface by the action of rainfall and runoff. It is the first stage in water erosion.

See also: Runoff, Water, Soil, Bacteria, Precipitation